Look and Feel Chooser works now

src/main/java/gui/AboutDialog.java

@@ -37,7 +37,7 @@ public class AboutDialog extends javax.swing.JDialog {
     public AboutDialog(java.awt.Frame parent, boolean modal) {
         super(parent, modal);
         initComponents();
-        this.setLocationRelativeTo(this);
+        this.setLocationRelativeTo(MainWin.instance);
     }
 
     /**

src/main/java/gui/EditPreferencesDialog.form

@@ -29,10 +29,12 @@
                   <Group type="102" attributes="0">
                       <Component id="lafLabel" min="-2" pref="106" max="-2" attributes="0"/>
                       <EmptySpace max="-2" attributes="0"/>
-                      <Component id="lafComboBox" pref="276" max="32767" attributes="0"/>
+                      <Component id="lafComboBox" max="32767" attributes="0"/>
                   </Group>
                   <Group type="102" alignment="1" attributes="0">
-                      <EmptySpace min="0" pref="0" max="32767" attributes="0"/>
+                      <EmptySpace min="0" pref="201" max="32767" attributes="0"/>
+                      <Component id="okButton" min="-2" max="-2" attributes="0"/>
+                      <EmptySpace max="-2" attributes="0"/>
                       <Component id="applyButton" min="-2" max="-2" attributes="0"/>
                       <EmptySpace max="-2" attributes="0"/>
                       <Component id="cancelButton" min="-2" max="-2" attributes="0"/>
@@ -54,6 +56,7 @@
               <Group type="103" groupAlignment="3" attributes="0">
                   <Component id="cancelButton" alignment="3" min="-2" max="-2" attributes="0"/>
                   <Component id="applyButton" alignment="3" min="-2" max="-2" attributes="0"/>
+                  <Component id="okButton" alignment="3" min="-2" max="-2" attributes="0"/>
               </Group>
               <EmptySpace max="-2" attributes="0"/>
           </Group>
@@ -102,5 +105,14 @@
         <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="applyButtonActionPerformed"/>
       </Events>
     </Component>
+    <Component class="javax.swing.JButton" name="okButton">
+      <Properties>
+        <Property name="mnemonic" type="int" value="111"/>
+        <Property name="text" type="java.lang.String" value="Ok"/>
+      </Properties>
+      <Events>
+        <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="okButtonActionPerformed"/>
+      </Events>
+    </Component>
   </SubComponents>
 </Form>

src/main/java/gui/EditPreferencesDialog.java

@@ -25,6 +25,8 @@
  */
 package gui;
 
+import java.awt.Frame;
+import java.awt.Window;
 import javax.swing.SwingUtilities;
 import javax.swing.UIManager;
 
@@ -42,6 +44,7 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
     public EditPreferencesDialog(java.awt.Frame parent, boolean modal) {
         super(parent, modal);
         initComponents();
+        this.setLocationRelativeTo(MainWin.instance);
 
         lafInfo = UIManager.getInstalledLookAndFeels();
         lafComboBox.removeAllItems();
@@ -63,6 +66,7 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
         lafLabel = new javax.swing.JLabel();
         cancelButton = new javax.swing.JButton();
         applyButton = new javax.swing.JButton();
+        okButton = new javax.swing.JButton();
 
         setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE);
 
@@ -91,6 +95,14 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
             }
         });
 
+        okButton.setMnemonic('o');
+        okButton.setText("Ok");
+        okButton.addActionListener(new java.awt.event.ActionListener() {
+            public void actionPerformed(java.awt.event.ActionEvent evt) {
+                okButtonActionPerformed(evt);
+            }
+        });
+
         javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
         getContentPane().setLayout(layout);
         layout.setHorizontalGroup(
@@ -101,9 +113,11 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
                     .addGroup(layout.createSequentialGroup()
                         .addComponent(lafLabel, javax.swing.GroupLayout.PREFERRED_SIZE, 106, javax.swing.GroupLayout.PREFERRED_SIZE)
                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
-                        .addComponent(lafComboBox, 0, 276, Short.MAX_VALUE))
+                        .addComponent(lafComboBox, 0, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
                     .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
-                        .addGap(0, 0, Short.MAX_VALUE)
+                        .addGap(0, 201, Short.MAX_VALUE)
+                        .addComponent(okButton)
+                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                         .addComponent(applyButton)
                         .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                         .addComponent(cancelButton)))
@@ -119,7 +133,8 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
                 .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 236, Short.MAX_VALUE)
                 .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                     .addComponent(cancelButton)
-                    .addComponent(applyButton))
+                    .addComponent(applyButton)
+                    .addComponent(okButton))
                 .addContainerGap())
         );
 
@@ -141,21 +156,28 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
 
         for (UIManager.LookAndFeelInfo lafInfo1 : this.lafInfo) {
             if (lafInfo1.getName().equals(selected)) {
-                String x = lafInfo1.getClassName();
+                String lafClassName = lafInfo1.getClassName();
-                System.out.printf("Set Callsname: %s\n", x);
                 try {
-                    UIManager.setLookAndFeel(x);
+                    UIManager.setLookAndFeel(lafClassName);
-                    SwingUtilities.updateComponentTreeUI(MainWin.instance);
+                    break;
-                    MainWin.instance.pack();
                 } catch (Exception e) {
 
                 }
             }
         }
+        for (Window w : Window.getWindows()) {
+            System.out.print("Setting frame\n");
+            SwingUtilities.updateComponentTreeUI(w);
+            w.pack();
 
-
+        }
     }//GEN-LAST:event_applyButtonActionPerformed
 
+    private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_okButtonActionPerformed
+        this.applyButtonActionPerformed(evt);
+        this.dispose();
+    }//GEN-LAST:event_okButtonActionPerformed
+
     /**
      * @param args the command line arguments
      */
@@ -203,5 +225,6 @@ public class EditPreferencesDialog extends javax.swing.JDialog {
     private javax.swing.JButton cancelButton;
     private javax.swing.JComboBox<String> lafComboBox;
     private javax.swing.JLabel lafLabel;
+    private javax.swing.JButton okButton;
     // End of variables declaration//GEN-END:variables
 }

src/main/java/gui/TraderListDialog.java

@@ -25,7 +25,6 @@ package gui;
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  */
-
 /**
  *
  * @author 7u83 <7u83@mail.ru>
@@ -34,12 +33,14 @@ public class TraderListDialog extends javax.swing.JDialog {
 
     /**
      * Creates new form TraderList
+     *
      * @param parent
      * @param modal
      */
     public TraderListDialog(java.awt.Frame parent, boolean modal) {
         super(parent, modal);
         initComponents();
+        this.setLocationRelativeTo(MainWin.instance);
     }
 
     /**